Home / 11,078.01-16,624.32-5,235.21

Finding the Fourth Proportional to 11,078.01, 16,624.32 and 5,235.21

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Solution

The fourth proportional to 11,078.01, 16,624.32 and 5,235.21 is: 7,856.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,078.01 : 16,624.32 = 5,235.21 : x
  2. Step 2: Convert to fraction form
    11,078.01/16,624.32 = 5,235.21/x
  3. Step 3: Cross multiply
    11,078.01x = 16,624.32 × 5,235.21
  4. Step 4: Simplify right side
    11,078.01x = 87,031,806.31
  5. Step 5: Solve for x
    x = 87,031,806.31/11,078.01
  6. Step 6: Final answer
    x = 7,856.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.